Author Archives: samweiss
Association between microbiome and the development of adverse posttraumatic neuropsychiatric sequelae after traumatic stress exposure.
Following trauma, individuals often face significant neuropsychiatric challenges, known as adverse post-traumatic neuropsychiatric sequelae (APNS). Although the biological factors behind APNS remain unclear, this study explored the role of the microbiota-gut-brain axis in understanding and influencing components of APNS. By analyzing stool samples from trauma-exposed emergency department patients, we identified specific gut microbial species and … Read more
Feasibility, acceptability, and depression outcomes of a randomized controlled trial of Mindful Self-Compassion for Teens (MSC-T) for adolescents with subsyndromal depression
Fifty-nine adolescents (Mage = 15.81, 70% female) with subsyndromal depressive symptomswere randomized to group-based Mindful Self-Compassion for Teens (N = 30) or a newly developed active control Healthy Lifestyles group (N = 29). Results indicated that the risk of developing clinically significant depression was 2.6 times higher in the control group compared with the self-compassion … Read more
Depressive symptom trajectories in older breast cancer survivors: the Thinking and Living with Cancer Study
Among 272 older breast cancer survivors, 15% experienced high depressive symptom trajectories over a 3-year period after diagnosis. Baseline anxiety, frailty, and lower social support were associated with worse outcomes.